﻿/*
 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
 * Copyright (C) 2003-2009 Frederico Caldeira Knabben
 *
 * == BEGIN LICENSE ==
 *
 * Licensed under the terms of any of the following licenses at your
 * choice:
 *
 *  - GNU General Public License Version 2 or later (the "GPL")
 *    http://www.gnu.org/licenses/gpl.html
 *
 *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
 *    http://www.gnu.org/licenses/lgpl.html
 *
 *  - Mozilla Public License Version 1.1 or later (the "MPL")
 *    http://www.mozilla.org/MPL/MPL-1.1.html
 *
 * == END LICENSE ==
 *
 * FCKStyleCommand Class: represents the "Style" command.
 */

var FCKStyleCommand = function()
{}

FCKStyleCommand.prototype =
{
    Name : 'Style',

    Execute : function( styleName, styleComboItem )
    {
        FCKUndo.SaveUndoStep() ;

        if ( styleComboItem.Selected )
            FCK.Styles.RemoveStyle( styleComboItem.Style ) ;
        else
            FCK.Styles.ApplyStyle( styleComboItem.Style ) ;

        FCKUndo.SaveUndoStep() ;

        FCK.Focus() ;
        FCK.Events.FireEvent( 'OnSelectionChange' ) ;
    },

    GetState : function()
    {
        if ( FCK.EditMode != FCK_EDITMODE_WYSIWYG || !FCK.EditorDocument )
            return FCK_TRISTATE_DISABLED ;

        if ( FCKSelection.GetType() == 'Control' )
        {
            var el = FCKSelection.GetSelectedElement() ;
            if ( !el || !FCKStyles.CheckHasObjectStyle( el.nodeName.toLowerCase() ) )
                return FCK_TRISTATE_DISABLED ;
        }

        return FCK_TRISTATE_OFF ;
    }
};
